Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.11
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -10.34 -0.441 4.56
Fertility Sub Index -4.60
Calving Interval (days) 2.26 -1.459 -3.30
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 4.77

* Based on an €80/tonne carbon price